(19)
(11) EP 1 939 879 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
30.07.2008 Bulletin 2008/31

(43) Date of publication A2:
02.07.2008 Bulletin 2008/27

(21) Application number: 07254010.7

(22) Date of filing: 09.10.2007
(51) International Patent Classification (IPC): 
G11B 27/034(2006.01)
 G11B 27/32(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 27.12.2006 JP 2006350848

(71) Applicant: Hitachi, Ltd.
Chiyoda-ku Tokyo 100-8280 (JP)

(72) Inventors:
  • Shiokawa, Junji
    Tokyo 100-8220 (JP)
  • Okamoto, Hiroo
    Tokyo 100-8220 (JP)
  • Watanabe, Mitsunobu
    Tokyo 100-8220 (JP)

(74) Representative: Calderbank, Thomas Roger et al
Mewburn Ellis LLP York House 23 Kingsway
London WC2B 6HP
London WC2B 6HP (GB)

   


(54) Data recording method


(57) When recording an AV stream, and carrying out a playlist editing, to carry out the editing with an accuracy of a frame unit.
An editing point of a recorded AV stream file is configured with a position of a GOP and a frame quantity of the GOP, and recorded as a management file.







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